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A reference framework consisting of a set of points, lines, and/or surfaces, and a set of rules, used to define the positions of points in space in either two or three dimensions. This tag also refers to cartographic projections and coordinate system transformations.

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SAD69 (Brazil) Coordinates and Converting to Latitude and Longitude

I have a coordinates that I would like to plot on Google Earth. The coordinates I have appear to be in SAD69, a Brazilian projection. I need to convert them to latitude and longitude. I tried importin …
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